/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraParameterMapHistory.h
If we haven't already visited the owning nodes, do so.
void VisitInputPins ( const [FNode](API\Plugins\NiagaraEditor\TNiagaraParameterMapHistoryBuild-\FNode) *, bool bFilterForCompilation )